Markham, C. R., & Blanchard, P. (1991). Markham in Peru: The travels of Clements R. Markham, 1852-1853. University of Texas Press.
Cita Chicago Style (17a ed.)Markham, Clements R., e Peter Blanchard. Markham in Peru: The Travels of Clements R. Markham, 1852-1853. Austin: University of Texas Press, 1991.
Cita MLA (8a ed.)Markham, Clements R., e Peter Blanchard. Markham in Peru: The Travels of Clements R. Markham, 1852-1853. University of Texas Press, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.